 
                             3 hours
                                        3 hours                                     
                             2 hours
                                        2 hours                                     
                             7 hours
                                        7 hours                                     
                             3 hours 30 minutes
                                        3 hours 30 minutes                                     
                             90 to 120 minutes
                                        90 to 120 minutes                                     
                             45 to 60 minutes
                                        45 to 60 minutes